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雅思閱讀做不對，因?yàn)槟悴榱藛卧~也讀不懂，一詞多義一定是很多小伙伴做閱讀時出現(xiàn)的問題，哈爾濱學(xué)為貴整理了四個句子。下方出題句中， please不是“請”，control不是“控制”，一詞多義，尤其是單詞在句子中的含義是要點(diǎn)。下方紅色單詞什么意思呢？

1.many artists use a key level of detail to please the brain

2.the physiological arousal of control subjects declined quickly

3.one form of pollution does appear to be a phenomenon that is going to extend well into our future.

4.to present a historical account of differing views of language

答案：

1.please vt.取悅，使高興

2.control n.對照（組）對照（物）

3.well adv. of high degree, by a large amount （well into our future 一直持續(xù)到我們很遠(yuǎn)的未來）

4.account n.描述，記述

下方是一個有52個單詞的長句子，用樹形圖來表示結(jié)構(gòu)的話是什么樣呢？

Other substances were then introduced: including fillers, such as woodflour, asbestos or cotton, which increase strength and moisture resistance, catalysts （substances to speed up the reaction between two chemicals without joining to either） and hexa, a compound of ammonia and formaldehyde which supplied the additional formaldehyde necessary to form a thermosetting resin.

紅色部分是主干，藍(lán)色是第2層修飾，黃色第2層修飾，綠色第3層，紫色第4層。

單詞：

substance：物質(zhì)

filler：填充物

woodflour：碎木屑

asbesto：石棉

moisture resistance：防潮性

catalyst：催化劑

chemical：化學(xué)制品

hexa：六元化合物

ammonia：氨

formaldehyde：甲醛

form：形成，構(gòu)成

thermosetting resin：熱固性樹脂

講解：

句子主干：

Other substances were then introduced: including fillers, catalysts and hexa. （接下來其他物質(zhì)被添加：包括填充物，催化劑和六元化合物）

fillers, such as woodflour, asbestos or cotton, which increase strength and moisture resistance,

such as 后方3個并列名詞對前方fillers舉例，which 引導(dǎo)的從句修飾前方的名詞集合。

catalysts （substances to speed up the reaction between two chemicals without joining to either）

括號內(nèi)容解釋catalysts

hexa, a compound of ammonia and formaldehyde which supplied the additional formaldehyde necessary to form a thermosetting resin.

a compound of ammonia and formaldehyde（氨和甲醛的一種化合物）對hexa重復(fù)性解釋，作為同位語；which引導(dǎo)的從句修飾前方 a compound